Home / 5,186.88-7,158.92-3,614.06

Finding the Fourth Proportional to 5,186.88, 7,158.92 and 3,614.06

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Solution

The fourth proportional to 5,186.88, 7,158.92 and 3,614.06 is: 4,988.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.88 : 7,158.92 = 3,614.06 : x
  2. Step 2: Convert to fraction form
    5,186.88/7,158.92 = 3,614.06/x
  3. Step 3: Cross multiply
    5,186.88x = 7,158.92 × 3,614.06
  4. Step 4: Simplify right side
    5,186.88x = 25,872,766.24
  5. Step 5: Solve for x
    x = 25,872,766.24/5,186.88
  6. Step 6: Final answer
    x = 4,988.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.